[ltt-dev] [patch 3/9] LTTng instrumentation tasklets
Ingo Molnar
mingo at elte.hu
Tue Mar 24 13:56:21 EDT 2009
* Mathieu Desnoyers <mathieu.desnoyers at polymtl.ca> wrote:
> tasklet entry and exit events.
> +DEFINE_TRACE(irq_tasklet_high_entry);
> +DEFINE_TRACE(irq_tasklet_high_exit);
> +DEFINE_TRACE(irq_tasklet_low_entry);
> +DEFINE_TRACE(irq_tasklet_low_exit);
Dunno - tasklets are a legacy mechanism, not sure we want to
instrument them. That some tasklet activity happens will be obvious
from the softirq tracepoints already.
Anyway ... i guess we could do it if it's done via the more complete
TRACE_EVENT() mechanism in the tracing tree.
Ingo
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